EOS Image Manager is a pure Cocoa application that enables users to quickly view, thumbnail, rename (add and remove chars, change case), and manage (move, copy, and rename) all of their images from a single, uncluttered interface. With this application users can organize thousands of downloaded images and digital photos in minutes.
xCHM is a cross-platform GUI frontend for CHMLIB, written with wxGTK. It is able to display the topics tree, work with displayed pages history, print the current page, work with bookmarks, change fonts and fast search through all the pages of the loaded .chm document. Being indirectly dependent on GTK+, the possibility of changing GTK+ skins makes xCHM theme-friendly.
ViewIt is a fast and easy to use image viewer that supports most popular image formats, including JPEG, TIFF, PNG, PSD, raw, dng, and more. Important features include a unique, intuitive interface, fullscreen mode, quick image sorting, printing, digital camera support, and EXIF tags. It currently includes plugins to convert file formats, create Web pages, create Finder previews, lose less JPEG transformations, support shell scripts, rename images sequentially, create contact sheets, and email images.
FFView is a fast OpenGL-powered picture viewer a la ACDsee. It is aimed at letting you read manga or other comics onscreen (in either windowed or fullscreen mode). Its features include fast prefetching, smooth panning, voice commands, the ability to browse pictures inside archives (.rar/.cbr, .zip/.cbz) and persistent per-picture options.